ICT role in 21st century education and it's challenges.
The camera
1. Television’s basic unit is the shot. Any television show
consists of one shot after the other, building up to a
unified programme which is more effective than all of
its individual shots.
2. PARTS OF A CAMERA
All standared television cameras have three main
parts:
1. A lens which selects a certain field of view and
produces a small optical image of this view.
2. The camera itself with its camera pickup tube(s) or
solid state imaging device and the internal optical
system , which is comprised of a series of mirrors or
prisms.
3. A viewfinder which displays the picture as generated
by the camera.
3. AND COMPONENTSCAMERA
CONTROLS
1. Zoom Ring
2. Manual Zoom Lever
3. Lens Cap
4. White Balance Sensor Window
5. Lens Hood
6. Focus Ring
7. Standby Button With Indicator
8. Record/Playback Controls
9. General Operation Controls
10. Electronic Viewfinder
11. Eyepiece Corrector Control
12. Rec Review
13. Focus Mode Selector
14. White Balance Mode Selector
15. Date
16. High Speed Shutter
17. Push Auto Focus
18. Back Light
19. Fade In/Fade Out
20. Built-in Mic
4. TYPES OF CAMERAS
First, described by their basic electronic systems,
cameras may be: 1. digitally controlled cameras, and 2
conventional nondigital cameras. Secondly, according
to their functions, cameras may be:
1. studio cameras
2. ENG/EFP cameras
3. convertible cameras
5. CAMERA MOUNTS
The type of camera movement within a shot and the
speed of repositioning between shots are dertermined
by the camera-mounting devices.
The monopod is an inexpensive, easily carried,
lightweight mounting used with camcorders.
The tripod is an extremely adaptaple camera mounting
for the location cameraman.Its legs are linked,
strapped or chained together to prevent the legs from
spreading out.
6. CAMERA MOVEMENTS
The pan : The pan is a horizontal twist of the camera
on its mount, either left to right or right to left.
The Tilt : Vertical movement or nodding of the camera
on its mount is called a “tilt”. “Tilt up” requires the
camera person to move the lens up by pushing the
panning handle down.
Pedestal : This term refers to the raising or lowering of
the camera on a studio pedestal.
Dolly Or Track : This operation involves moving the
entire camera either toward or away from the subject.
